| Ianca to Bougival | 1,215.29 mi (1,955.83 km) |
| Ianca to Bouguenais | 1,391.55 mi (2,239.48 km) |
| Ianca to Boulogne-Billancourt | 1,210.59 mi (1,948.26 km) |
| Ianca to Boulogne-sur-Mer | 1,250.48 mi (2,012.45 km) |
| Ianca to Bourg-de-Peage | 1,090.43 mi (1,754.88 km) |
| Ianca to Bourg-en-Bresse | 1,073.07 mi (1,726.94 km) |
| Ianca to Bourg-la-Reine | 1,207.04 mi (1,942.55 km) |
| Ianca to Bourg-les-Valence | 1,098.83 mi (1,768.40 km) |
| Ianca to Bourges | 1,203.57 mi (1,936.96 km) |
| Ianca to Bourgoin-Jallieu | 1,074.82 mi (1,729.76 km) |
| Ianca to Bressuire | 1,340.45 mi (2,157.25 km) |
| Ianca to Brest | 1,518.22 mi (2,443.33 km) |
| Ianca to Bretigny-sur-Orge | 1,207.01 mi (1,942.49 km) |
| Ianca to Breuillet | 1,213.05 mi (1,952.21 km) |
| Ianca to Briancon | 1,015.19 mi (1,633.78 km) |
